:root {
  color-scheme: light dark;
  --bg: #fbfaf8;
  --fg: #1f1e1c;
  --muted: #6b6862;
  --accent: #b8552b;
  --rule: #e2ded7;
  --code-bg: #f2efe9;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1917;
    --fg: #e8e5df;
    --muted: #9a958c;
    --accent: #e0885c;
    --rule: #33312d;
    --code-bg: #24231f;
  }
}

body {
  margin: 0;
  padding: 3rem 1.5rem;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", sans-serif;
}

main {
  max-width: 42rem;
  margin: 0 auto;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 2.25rem;
  letter-spacing: -0.02em;
}

h2 {
  margin: 2.5rem 0 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

p, li {
  color: var(--fg);
}

ul {
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.4rem;
}

a {
  color: var(--accent);
  text-underline-offset: 2px;
}

code {
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font: 0.875em/1.5 ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

pre {
  background: var(--code-bg);
  padding: 0.9rem 1.1rem;
  border-radius: 6px;
  overflow-x: auto;
}

pre code {
  background: none;
  padding: 0;
}